CN212868898U

CN212868898U - Water inlet and outlet joint for connecting battery pack

Info

Publication number: CN212868898U
Application number: CN202021663942.5U
Authority: CN
Inventors: 夏雷鸣; 刘震; 李立涛; 蔺强
Original assignee: Hebei Chinaust Automotive Plastics Co Ltd
Current assignee: Hebei Chinaust Automotive Plastics Co Ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-02
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a water inlet and outlet joint for connecting a battery pack, which comprises a main body, wherein the main body comprises an inner male joint and an outer male joint, a flange is arranged between the inner male joint and the outer male joint, one side of the outer male joint, which is close to the flange, is provided with an anti-rotation structure, one side of the anti-rotation structure, which is far away from the flange, is provided with a nut, and a gasket is arranged between the anti-rotation structure and the nut; the utility model is fixed with the battery shell through the nut, the water inlet and outlet joint connection function is realized through the quick insertion of the male joints at the two ends, the whole structure is compact and reasonable, the assembly efficiency is improved, the labor is saved, and the design of the anti-rotation structure improves the assembly quality through mistake proofing; the utility model discloses an add business turn over water swivel on battery case, can connect the inside and outside coolant liquid medium of carrying of battery package and get into the pipeline in the battery package to avoid battery package core temperature to cross low or too high, improved the security of battery package.

Description

Water inlet and outlet joint for connecting battery pack

Technical Field

The utility model relates to a new energy automobile cooling system field especially relates to a connect inlet outlet joint of battery package.

Background

At present, a cooling system on a new energy automobile battery pack is provided, wherein a pipeline for connecting the inside and the outside of the battery pack is a rubber pipe, and two ends of a connecting joint on a shell are olive-pack joints, so that cooling liquid enters or is led out of the battery pack through the joints to be cooled or radiated. The drawbacks of this design are as follows: firstly, the assembly is difficult, and the efficiency is extremely low; secondly, the human factor accounts for a high ratio, and the quality is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connect inlet outlet joint of battery package solves the inlet outlet joint installation of connecting the battery package, dismantles the difficulty, the problem that assembly efficiency is low, the quality is poor.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a connect inlet outlet of battery package connects, comprising a main body, the main part is including the male joint in the package, the male joint outside the package, the male joint in the package with the centre of the male joint outside the package is provided with the ring flange, the male joint is close to outside the package one side of ring flange is provided with prevents the rotating-structure, prevent that the rotating-structure keeps away from one side of ring flange is provided with the nut, prevent the rotating-structure with be provided with the gasket between the nut.

Furthermore, an annular groove is formed in the middle of the male connector in the bag.

Still further, two sections of shafts with sequentially reduced outer diameters are arranged on the outer side of the anti-rotation structure on the outer male connector, an outer thread matched with the inner thread of the nut is arranged on the shaft with the larger outer diameter, and an annular bulge is arranged at the middle position of the shaft with the smaller outer diameter.

Still further, one side of the flange plate, which is far away from the male connector in the bag, is provided with a groove, and a sealing ring is arranged in the groove.

Still further, the groove on the flange plate is an annular groove and the sealing ring is an annular sealing ring.

Still further, the sealing washer is the rubber material, be provided with the sealing washer bump on the inside and outside periphery of sealing washer.

Still further, be provided with the perforation on the battery package casing, be provided with the recess on the perforation, be provided with on the anti-rotation structure with the corresponding recess of perforation department recess of battery package casing.

Still further, the outer diameter of the flange is larger than that of the anti-rotation structure.

Still further, the main part adopts die-casting integrated into one piece.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model relates to a connect inlet outlet joint of battery package, including main part, sealing washer, ring flange, anti-rotation structure, nut, gasket, the utility model discloses the joint connection function is realized through both ends male joint, and overall structure is compact reasonable, when playing transport coolant liquid, has improved assembly efficiency greatly, has saved a large amount of manpowers by the simple and convenient quick-plug connection of rubber tube clamp connected mode trunning into to quick-plug connection more reliable, makes the battery inside more safe, and the design of anti-rotation structure improves assembly quality through the mistake proofing; the utility model can connect the inner and outer of the battery pack to convey the cooling liquid medium into the inner pipeline of the battery pack by adding the water inlet and outlet joints on the battery shell, thereby avoiding the over-low or over-high temperature of the core body of the battery pack and improving the safety of the battery pack; the utility model discloses a to new energy automobile cooling system's powerful replenishment, improved the operating efficiency greatly when having improved the whole security of battery package.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a front view of the water inlet/outlet joint for connecting a battery pack according to the present invention;

FIG. 2 is a cross-sectional view of the water inlet/outlet joint for connecting the battery pack of the present invention;

fig. 3 is a schematic view of the sealing ring of the present invention;

FIG. 4 is a schematic view of an anti-rotation structure of the present invention;

description of reference numerals: 1. a main body; 2. a nut; 3. a seal ring; 4. a flange plate; 5. a gasket; 6. an anti-rotation structure; 101. wrapping the inner male joint; 102. wrapping the outer male joint; 301. and sealing ring salient points.

Detailed Description

As shown in fig. 1-4, a water inlet and outlet joint for connecting a battery pack comprises a main body 1, wherein the main body 1 comprises an inner male joint 101 and an outer male joint 102, a flange 4 is arranged between the inner male joint 101 and the outer male joint 102, an anti-rotation structure 6 is arranged on one side of the outer male joint 102 close to the flange 4, a nut 2 is arranged on one side of the anti-rotation structure 6 far from the flange 4, and a gasket 5 is arranged between the anti-rotation structure 6 and the nut 2; the connection function of the water inlet and outlet connector is realized by quickly plugging and unplugging male connectors at two ends, the operation is simple, and the connection is reliable.

Specifically, an annular groove is formed in the middle of the male connector 101 in the bag.

Two sections of shafts with sequentially reduced outer diameters are arranged on the outer side of the anti-rotation structure 6 on the outer-wrapping male connector 102, an outer thread matched with the inner thread of the nut 2 is arranged on the shaft with the larger outer diameter, and an annular bulge is arranged at the middle position of the shaft with the smaller outer diameter.

And a groove is formed in one side, away from the inner male joint 101, of the flange plate 4, and a sealing ring 3 is installed in the groove.

The groove on the flange plate 4 is an annular groove and the sealing ring 3 is an annular sealing ring.

The sealing ring 3 is made of rubber, sealing ring salient points 301 are arranged on the inner periphery and the outer periphery of the sealing ring 3, the sealing ring 3 is sealed through compression, and the sealing effect is good.

The battery pack shell is provided with a through hole with a groove, the anti-rotation structure 6 is provided with a groove corresponding to the groove at the through hole of the battery pack shell, and the water inlet and outlet connector is prevented from rotating on the battery pack shell.

The outer diameter of the flange plate 4 is larger than that of the anti-rotation structure 6, so that the male connector 101 in the battery pack is prevented from extending out of the battery pack shell during assembly.

The main body 1 is integrally formed by die casting, and is simple and convenient to produce and manufacture.

The action process of the utility model is as follows:

firstly, a through hole is formed in the battery pack shell, a groove is formed in the through hole, when the water inlet and outlet connector is assembled, the outer-covering male connector 102 penetrates out of the through hole of the battery pack shell, the groove at the anti-rotation structure 6 is aligned with the groove at the through hole of the battery pack shell, and the connector is prevented from rotating on the battery pack shell; the flange plate 4 is prevented from abutting against the inner surface of the battery pack shell to prevent the pack male connector 101 from extending out of the battery pack shell, a gasket and a nut are arranged in the pack male connector, the nut is screwed, the sealing ring 3 is squeezed by the battery pack shell and the flange plate 4 to complete sealing, and the water inlet and outlet connector and the battery pack shell are fixedly connected together in a sealing mode; the utility model discloses add business turn over water swivel on the battery package casing, can connect the inside and outside coolant liquid medium of carrying of battery package and get into the pipeline in the battery package to avoid battery package core temperature to cross low or too high, improved the security of battery package.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a connect inlet outlet joint of battery package which characterized in that: including main part (1), main part (1) is male joint (101), outer male joint (102) of package in including the package, in the package male joint (101) with the centre of outer male joint (102) of package is provided with ring flange (4), outer male joint (102) of package is close to one side of ring flange (4) is provided with prevents changeing structure (6), prevent changeing structure (6) and keep away from one side of ring flange (4) is provided with nut (2), prevent changeing structure (6) with be provided with gasket (5) between nut (2).

2. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: an annular groove is formed in the middle of the inner male connector (101).

3. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: two sections of shafts with sequentially reduced outer diameters are arranged on the outer side of the anti-rotating structure (6) on the outer-wrapping male connector (102), outer threads matched with the inner threads of the nut (2) are arranged on the shaft with the larger outer diameter, and an annular bulge is arranged at the middle position of the shaft with the smaller outer diameter.

4. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: one side of the flange plate (4) far away from the inner male connector (101) is provided with a groove, and a sealing ring (3) is installed in the groove.

5. The inlet/outlet joint for connecting a battery pack according to claim 4, wherein: the groove on the flange plate (4) is an annular groove, and the sealing ring (3) is an annular sealing ring.

6. The inlet/outlet joint for a battery pack according to claim 5, wherein: the sealing ring (3) is made of rubber, and sealing ring salient points (301) are arranged on the inner periphery and the outer periphery of the sealing ring (3).

7. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: the battery pack shell is provided with a through hole, the through hole is provided with a groove, and the anti-rotation structure (6) is provided with a groove corresponding to the groove at the through hole of the battery pack shell.

8. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: the outer diameter of the flange plate (4) is larger than that of the anti-rotation structure (6).

9. The inlet/outlet joint for connecting a battery pack according to claim 1, wherein: the main body (1) is integrally formed by die casting.